87637820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{601}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 192967488

約数和(自身を除く): 105329668

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 317, 460, 601, 634, 1202, 1268, 1585, 2404, 3005, 3170, 6010, 6340, 7291, 12020, 13823, 14582, 27646, 29164, 36455, 55292, 69115, 72910, 138230, 145820, 190517, 276460, 381034, 762068, 952585, 1905170, 3810340, 4381891, 8763782, 17527564, 21909455, 43818910, 87637820]

約数ペア:

[(1, 87637820), (2, 43818910), (4, 21909455), (5, 17527564), (10, 8763782), (20, 4381891), (23, 3810340), (46, 1905170), (92, 952585), (115, 762068), (230, 381034), (317, 276460), (460, 190517), (601, 145820), (634, 138230), (1202, 72910), (1268, 69115), (1585, 55292), (2404, 36455), (3005, 29164), (3170, 27646), (6010, 14582), (6340, 13823), (7291, 12020)]